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count = 0 for i in range(1, 101): if (i%7==0 or i%3==0) and i%21!=0: count += 1 print(count) # 39
count = 0 for i in range(1, 501): if i%7==0 and i%2!=0: count += 1 print(count) # 36
for i in range(100, 1000): if (i//100)**3 + (i//10%10)**3 + (i%10)**3 == i: print(i)
for n in range(2, 101):
for i in range(2, n // 2 + 1): if n % i == 0: break else: print("素数:", n)
print()
import random n1 = random.randint(1, 100) print("n1:", n1)
i = 0 while i < 5: n2 = int(input("你输入的数:"))
if n2 > n1: print("小一点") elif n2 < n1: print("大一点") else: print("猜对了") break
i += 1
else: print("智商余额不足")
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